Home / 852,100,046.40-1,278,150,069.60-484,768,027.20

Finding the Fourth Proportional to 852,100,046.40, 1,278,150,069.60 and 484,768,027.20

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Solution

The fourth proportional to 852,100,046.40, 1,278,150,069.60 and 484,768,027.20 is: 727,152,040.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,100,046.40 : 1,278,150,069.60 = 484,768,027.20 : x
  2. Step 2: Convert to fraction form
    852,100,046.40/1,278,150,069.60 = 484,768,027.20/x
  3. Step 3: Cross multiply
    852,100,046.40x = 1,278,150,069.60 × 484,768,027.20
  4. Step 4: Simplify right side
    852,100,046.40x = 619,606,287,705,534,592
  5. Step 5: Solve for x
    x = 619,606,287,705,534,592/852,100,046.40
  6. Step 6: Final answer
    x = 727,152,040.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.